San Francisco to New York — airline reliability comparison
American Airlines is the most reliable airline on the SFO to JFK route with a 83% on-time rate, compared to Alaska Airlines at 76%. Based on 5,082 flights tracked.
This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 83% | 1.5% | 117m | 5,082 |
| Delta Air LinesDL | 82% | 1.2% | 79m | 8,063 |
| JetBlue AirwaysB6 | 81% | 1.2% | 80m | 6,696 |
| Alaska AirlinesASWorst | 76% | 2.3% | 58m | 4,667 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.